double level polysilicon

例句：

1. 1.This new technology can significantly improve the efficiencyof double level polysilicon production.
   这项新技术可以显著提高双层水平硅生产的效率。
2. 2. The company has been investing heavily inresearch and development for double level polysilicon.
   该公司一直在大力投资于研究和开发，以推动双层水平硅的发展。
3. 3. Doublelevel polysilicon is widely used inelectronics industry due to its high conductivity and low cost.
   由于其高导电性和低成本，双层水平硅在电子行业中得到了广泛应用。